Bull Run, Sunday, 9 August, 09:16
Overcast. Feels like 83°. High 92°, low 73°.
In September, Bull Run, VA averages a high of 78.1° and a low of 61.7°. About 4.0 inches of precipitation fall over the month (9 wet days). The record high is 99.1° (2023) and the record low 42.3° (2020). Normals are computed over the last 60 years.
| Day | High | Low | Chance of precip. | Record high | Record low |
|---|---|---|---|---|---|
| 1 | 82.2° | 65.7° | 32% | 95.7° (2010) | 55° (1967) |
| 2 | 82.9° | 65.3° | 32% | 95.9° (1980) | 54.7° (1967) |
| 3 | 83.3° | 65.7° | 27% | 97.7° (2023) | 51.8° (1967) |
| 4 | 82.6° | 66° | 35% | 98.4° (2023) | 52° (2024) |
| 5 | 82° | 65.5° | 32% | 99.1° (2023) | 53.8° (1997) |
| 6 | 81.5° | 64.8° | 30% | 98.2° (2023) | 54.1° (2000) |
| 7 | 81.9° | 64° | 30% | 93.6° (1998) | 52° (1984) |
| 8 | 81° | 63.7° | 27% | 94.6° (2023) | 51.1° (2024) |
| 9 | 80.4° | 63.7° | 27% | 95° (1985) | 48.9° (2024) |
| 10 | 80.2° | 63.7° | 28% | 95.4° (1983) | 50.4° (2017) |
| 11 | 80.2° | 63° | 25% | 97.2° (1983) | 50.7° (1967) |
| 12 | 79.7° | 62.8° | 28% | 95.9° (2019) | 48.9° (1967) |
| 13 | 79.9° | 62.4° | 28% | 90.9° (1998) | 50.2° (1964) |
| 14 | 79.7° | 63.1° | 28% | 92.8° (2016) | 48.7° (1975) |
| 15 | 78.1° | 62.1° | 22% | 92.8° (1998) | 48° (1975) |
| 16 | 77.4° | 60.4° | 27% | 94.3° (1991) | 46.9° (2020) |
| 17 | 76.8° | 61.3° | 32% | 95.7° (1991) | 48.7° (1966) |
| 18 | 77.7° | 61° | 37% | 91.9° (1978) | 46.2° (1990) |
| 19 | 76.6° | 60.4° | 25% | 90.5° (1983) | 47.7° (1984) |
| 20 | 77.2° | 60.1° | 22% | 89.8° (2005) | 42.8° (2020) |
| 21 | 77.4° | 60.6° | 30% | 89.4° (1998) | 43.7° (2020) |
| 22 | 76.1° | 60.4° | 40% | 93.9° (2010) | 42.3° (2020) |
| 23 | 75° | 59° | 30% | 93.4° (1970) | 46.2° (1983) |
| 24 | 73.8° | 57.9° | 28% | 94.6° (2010) | 42.6° (1963) |
| 25 | 73.8° | 58.3° | 30% | 91.4° (1970) | 44.6° (1983) |
| 26 | 74.5° | 59.2° | 47% | 91° (1970) | 46° (2001) |
| 27 | 75.2° | 59° | 42% | 91.8° (1998) | 48.4° (2000) |
| 28 | 73.6° | 58.8° | 33% | 88.7° (2019) | 43° (1989) |
| 29 | 71.4° | 57.2° | 23% | 86.7° (2019) | 48.4° (1984) |
| 30 | 70.9° | 55.9° | 32% | 89.8° (1986) | 45.1° (1992) |